Commit 78c7d900 authored by Lai Jiangshan's avatar Lai Jiangshan Committed by Paolo Bonzini
Browse files

KVM: X86/SVM: Use root_level in svm_load_mmu_pgd() 



Use root_level in svm_load_mmu_pg() rather that looking up the root
level in vcpu->arch.mmu->root_role.level. svm_load_mmu_pgd() has only
one caller, kvm_mmu_load_pgd(), which always passes
vcpu->arch.mmu->root_role.level as root_level.

Signed-off-by: default avatarLai Jiangshan <jiangshan.ljs@antgroup.com>
Message-Id: <20220605063417.308311-7-jiangshanlai@gmail.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 024c3c33

arch/x86/kvm/svm/svm.c

+1 −1
Original line number Diff line number Diff line
@@ -4049,7 +4049,7 @@ static void svm_load_mmu_pgd(struct kvm_vcpu *vcpu, hpa_t root_hpa, 
		hv_track_root_tdp(vcpu, root_hpa);



		cr3 = vcpu->arch.cr3;

	} else if (vcpu->arch.mmu->root_role.level >= PT64_ROOT_4LEVEL) {

	} else if (root_level >= PT64_ROOT_4LEVEL) {

		cr3 = __sme_set(root_hpa) | kvm_get_active_pcid(vcpu);

	} else {

		/* PCID in the guest should be impossible with a 32-bit MMU. */